SPARK_BRANCH
spark
SPARK_BUILD_DATE
spark
SPARK_BUILD_USER
spark
SPARK_REPO_URL
spark
SPARK_REVISION
spark
SPARK_VERSION
spark
SimplifyAddFieldsAddFields
optimizer
SimplifyDropFieldsDropFields
optimizer
SimplifyRenameFieldsRenameFields
optimizer
SimplifyStructExpressions
optimizer
Strategy
sql
spark
apache
sql
spark
symbolToColumnWithCustomMethods
methods